Which American policy during the period between World War I and World War II
would George Washington support?

Beginning with George Washington’s presidency, the United States sought a policy of isolationism and neutrality with regards to the internal affairs of other nations.

Explanation:

these the citzens and goverment come to terms some of the amendments gave the states more power then the goverment and some protocted americans rights

i believe it would influence their own way of understanding things. it shall be a foundation where they can draw or start an argument.   historians are also  scientists that  have their tools of analysis and expertise to unlock a variety of difficulties such as relationships of man, origin, politics, economy, and culture. based on facts and understanding on these areas, they may shade light to extract ideas and develop options to validate a hypothesis or debunk it.